Growing community of inventors

Higashikurume, Japan

Teiji Matsubara

Average Co-Inventor Count = 2.76

ph-index = 8

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 144

Teiji MatsubaraShigeru Yamamoto (9 patents)Teiji MatsubaraMitsuyoshi Oyama (5 patents)Teiji MatsubaraYoshihiro Naeki (3 patents)Teiji MatsubaraHiroyuki Ono (2 patents)Teiji MatsubaraShinya Takizawa (2 patents)Teiji MatsubaraHiroshi Oda (2 patents)Teiji MatsubaraYoshiharu Kiyota (2 patents)Teiji MatsubaraHiroshi Hashimoto (1 patent)Teiji MatsubaraShinichi Asano (1 patent)Teiji MatsubaraMasaru Akiba (1 patent)Teiji MatsubaraNobuyuki Yamaguchi (1 patent)Teiji MatsubaraTomoyoshi Tsurufuji (1 patent)Teiji MatsubaraKaname Yamaguchi (1 patent)Teiji MatsubaraHiroshi Toma (1 patent)Teiji MatsubaraToshiro Ono (1 patent)Teiji MatsubaraKunio Tayama (1 patent)Teiji MatsubaraMitsuru Sasaki (1 patent)Teiji MatsubaraTeiji Matsubara (15 patents)Shigeru YamamotoShigeru Yamamoto (33 patents)Mitsuyoshi OyamaMitsuyoshi Oyama (16 patents)Yoshihiro NaekiYoshihiro Naeki (5 patents)Hiroyuki OnoHiroyuki Ono (19 patents)Shinya TakizawaShinya Takizawa (8 patents)Hiroshi OdaHiroshi Oda (5 patents)Yoshiharu KiyotaYoshiharu Kiyota (4 patents)Hiroshi HashimotoHiroshi Hashimoto (78 patents)Shinichi AsanoShinichi Asano (60 patents)Masaru AkibaMasaru Akiba (55 patents)Nobuyuki YamaguchiNobuyuki Yamaguchi (49 patents)Tomoyoshi TsurufujiTomoyoshi Tsurufuji (27 patents)Kaname YamaguchiKaname Yamaguchi (14 patents)Hiroshi TomaHiroshi Toma (11 patents)Toshiro OnoToshiro Ono (7 patents)Kunio TayamaKunio Tayama (6 patents)Mitsuru SasakiMitsuru Sasaki (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiwa Seiko, Inc. (15 from 602 patents)


15 patents:

1. 6601334 - Fishing rod

2. 6438890 - Fishing rod of reel mounting type

3. D436646 - Reel seat for fishing rod

4. 6148558 - Fishing rod

5. 6105302 - Fishing rod having improved gripping portion

6. 6016982 - Reel for fishing with integral reel body and grip portion

7. D418194 - Reel seat for fishing rod

8. D403044 - Reel seat for fishing rod

9. D403045 - Reel seat for fishing rod

10. D391621 - Reel seat for fishing rod

11. D390625 - Reel seat for fishing rod

12. 5572813 - Tag to be attached onto a fishing rod

13. D373812 - Fishing reel seat

14. 5537773 - Fishing rod handle

15. D321744 - Reel seat for fishing rod

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idiyas.com
as of
12/15/2025
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